PPE High Flow Exhaust Manifolds with Up-Pipes-50 State Legal 01-04 GM 6.6L Duramax LB7 MACS-513208 Mishimoto also includes a sight

Mishimoto also includes a sight tube for easily checking your coolant level

ReadyLIFT's engineering team also developed rugged frame-mount radius arm drop brackets that reposition the factory radius arms back to the factory position

Even the stock wiring harness can be used for easy plug in

upgrade your boots and clamps to this kit from Mishimoto

aiding the injection system by reducing the amount of work your factory injection pump has to perform

PPE High Flow Exhaust Manifolds with Up-Pipes-50 State Legal 01-04 GM 6.6L Duramax LB7 MACS-513208 Mishimoto also includes a sightIntroducing high flow performance for your Duramax that is 50 state legal! The factory manifolds and up pipes on the GM Duramax's have several design flaws that reduce potential exhaust flow. One of the larger draw backs is that the drivers side manifold has a large indentation in it for excessive clearance tolerances that is unnecessary. Secondly, the factory up pipes are weak and prone to warping when sustained heat is prevalent. Replacing your